资源描述
一些关于基数词和序数词的知识点
口诀:
基变序,有规律; 一二三 特殊记 ,ve 要用 f 替; 八加h , 九去 e ; 十几要加 th ;
y结尾变 ie ,后面加上 th ; 几十几, 前面不变,后用序。
基数词
序数词
缩写
基数词
序数词
缩写
1
one
first
1st
23
twenty-three
twenty-third
23rd
2
two
second
2nd
24
twenty-four
twenty-fourth
24th
3
three
third
3rd
25
twenty-five
twenty-fifth
25th
4
four
fourth
4th
26
twenty-six
twenty-sixth
26th
5
five
fifth
5th
27
twenty-seven
twenty-seventh
27th
6
six
sixth
6th
28
twenty-eight
twenty-eighth
28th
7
seven
seventh
7th
29
twenty-nine
twenty-ninth
29th
8
eight
eighth
8th
30
thirty
thirtieth
30th
9
nine
ninth
9th
40
forty
fortieth
40th
10
ten
tenth
10th
50
fifty
fiftieth
50th
11
eleven
eleventh
11th
60
sixty
sixtieth
60th
12
twelve
twelfth
12th
70
seventy
seventieth
70th
13
thirteen
thirteenth
13th
80
eighty
eightieth
80th
14
fourteen
fourteenth
14th
90
ninety
ninetieth
90th
15
fifteen
fifteenth
15th
44
forty-four
forty-fourth
44th
16
sixteen
sixteenth
16th
55
fifty-five
fifty-fifth
55th
17
seventeen
seventeenth
17th
66
sixty-six
sixty-sixth
66th
18
eighteen
eighteenth
18th
77
seventy-seven
seventy-seventh
77th
19
nineteen
nineteenth
19th
88
eighty-eight
eighty-eighth
88th
20
twenty
twentieth
20th
99
ninety-nine
ninety-ninth
99th
21
twenty-one
twenty-first
21st
22
twenty-two
twenty-second
22nd
语法:序数词通常与the连用
日期的表达:
最常见的形式 the +序数词+of+月份
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